{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001937","488:4880005857","478:4780004253","496:4960001325","496:4960000077","499:4990000461","496:4960001667","493:4930005353","481:4810000043","488:4880005090","496:4960001377","470:4700003280","481:4810000164","470:4700000700","488:4880000387","470:4700008656","488:4880000910","496:4960000179","470:4700007909","493:4930004455","472:4720005573","496:4960011872","493:4930004547","493:4930003090","470:4700000693"],"twin_admin_codes":[496,488,478,496,496,499,496,493,481,488,496,470,481,470,488,470,488,496,470,493,472,496,493,493,470],"twin_sims":[0.3797403666550112,0.3118709348931835,0.30614258972455644,0.2718620354613218,0.26721948419888375,0.26159715483673507,0.2600857913464103,0.25309247851945094,0.25061512406757386,0.2503067915168303,0.24671536185665557,0.24503727655037238,0.24234228378335387,0.2402669495054881,0.23782023136540872,0.22829030246569823,0.22742909936359254,0.22151057807864,0.2199559270594909,0.21924711457686427,0.21726382392359533,0.21607684972546273,0.21367540639163976,0.2135887325538201,0.21327340374798978],"twin_dists":[0.18073261094636098,0.19825891132939377,0.19982989386213293,0.20961441009820922,0.2109958779827308,0.21268901552909697,0.21314803144457314,0.21529416640172722,0.21606344449082635,0.21615952808397704,0.21728432473012857,0.21781348813843945,0.21866823269017488,0.21933064713386402,0.22011639240327766,0.22322830530826102,0.2235137089230845,0.2254947957138259,0.22602102094552176,0.2262617696814681,0.2269381828444915,0.22734499501677238,0.22817267252921064,0.22820266257359695,0.22831183908107364],"n_dims_used":43,"mean_confidence":0.8996778976085574},"coverage":{"mean_confidence":0.8996778976085574,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}